p5js/lib/box2d-js/js/box2d/collision/b2Bound.js
2022-12-25 19:50:01 +08:00

44 lines
1.4 KiB
JavaScript

/*
* Copyright (c) 2006-2007 Erin Catto http:
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked, and must not be
* misrepresented the original software.
* 3. This notice may not be removed or altered from any source distribution.
*/
var b2Bound = Class.create();
b2Bound.prototype = {
IsLower: function(){ return (this.value & 1) == 0; },
IsUpper: function(){ return (this.value & 1) == 1; },
Swap: function(b){
var tempValue = this.value;
var tempProxyId = this.proxyId;
var tempStabbingCount = this.stabbingCount;
this.value = b.value;
this.proxyId = b.proxyId;
this.stabbingCount = b.stabbingCount;
b.value = tempValue;
b.proxyId = tempProxyId;
b.stabbingCount = tempStabbingCount;
},
value: 0,
proxyId: 0,
stabbingCount: 0,
initialize: function() {}}